Multiple 10b5-1 Sales by Executive (NASDAQ: VICR) — Sizes, Dates, Proceeds

Rhea-AI Filing Summary

Patrizio Vinciarelli reported a series of 10b5-1 sales of Common stock, listing multiple transactions between 03/04/2026 and 04/15/2026

The excerpt lists individual sale sizes (mostly 50,000 shares) and corresponding proceeds (e.g., 9,807,245.00 on 03/04/2026), and shows an intended sale block of 40,000 shares under securities to be sold.

Insights

Insider Transactions Analyst

Multiple pre-arranged 10b5-1 dispositions by an executive are listed; sizes and proceeds are shown per trade.

The entry documents repeated disposals executed under a 10b5-1 plan on specified dates, with many trades at 50,000 shares each and proceeds recorded per trade. The pattern indicates systematic, rule‑based selling rather than a single ad hoc sale.

Timing is explicit: trades span 03/04/2026–04/15/2026. Cash‑flow recipients and post‑transaction holdings are not stated in the excerpt; subsequent filings would show remaining holdings.

Key Figures

Securities To Be Sold: 40,000 shares Sale on 03/04/2026: 50,000 shares Sale on 03/18/2026: 50,000 shares +2 more

5 metrics

Securities To Be Sold 40,000 shares listed in the securities-to-be-sold row with <date>04/16/2026</date>

Sale on 03/04/2026 50,000 shares 10b5-1 sale reported with proceeds <money>10,077,245.00</money>

Sale on 03/18/2026 50,000 shares 10b5-1 sale reported with proceeds <money>9,809,142.46</money>

Sale on 04/15/2026 50,000 shares 10b5-1 sale reported with proceeds <money>9,660,511.00</money>

Example smaller sale on 04/14/2026 19,778 shares 10b5-1 sale with proceeds <money>3,748,047.00</money>

Key Terms

10b5-1, Founders Shares, Issuer

3 terms

10b5-1 regulatory

"10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Founders Shares market

"Common | 11/10/1981 | Founders Shares"

Founders shares are a special block of a company’s stock originally given to the people who started the business; they often carry extra voting power or favorable terms compared with regular shares. For investors, these shares matter because they concentrate control and influence how future funding, ownership dilution, and decision-making will play out—think of founders shares as the steering wheel that can steer a company’s direction even as more passengers (investors) climb aboard.

Issuer regulatory

"Founders Shares | Issuer | 40000"

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	40000	7768000.00	33646426	04/16/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	11/10/1981	Founders Shares	Issuer			40000	11/10/1981	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	04/15/2026	50000	9660511.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	04/14/2026	19778	3748047.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	04/09/2026	24943	4670064.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/25/2026	50000	9184896.98
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/24/2026	23179	4170596.09
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/23/2026	5924	1039490.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/20/2026	44076	7928258.16
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/19/2026	50000	8969588.75
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/18/2026	50000	9809142.46
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/17/2026	50000	9532498.30
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/16/2026	50000	9233644.50
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/13/2026	50000	8542808.13
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/12/2026	50000	8372990.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/11/2026	50000	8870435.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/10/2026	50000	8862570.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/09/2026	50000	8212935.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/06/2026	50000	8314785.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/05/2026	50000	9341275.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	03/04/2026	50000	10077245.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What 10b5-1 sales did VICR executive Patrizio Vinciarelli report?

The filing lists multiple 10b5-1 sales by Patrizio Vinciarelli between 03/04/2026 and 04/15/2026. Most reported trades are 50,000 shares with individual proceeds shown for each trade, for example 9,807,245.00 on 03/04/2026.

How many shares are listed as "Securities To Be Sold" in the VICR excerpt?

The excerpt shows 40,000 shares under "Securities To Be Sold" for Common stock. The entry pairs that share count with related numeric fields and a 04/16/2026 reference in the same row.

Are the transactions described as part of a 10b5-1 plan in the VICR filing?

Yes. Each sale line is labeled as a "10b5-1 Sale" for Patrizio Vinciarelli, indicating the trades were executed under a 10b5-1 trading arrangement with dates and per‑trade proceeds recorded.

What proceeds are shown for the largest individual trades in the VICR excerpt?

Several individual trades show proceeds near 9.3M to 10.1M. Examples include 10,077,245.00 on 03/04/2026 and 9,809,142.46 on 03/18/2026, each paired with 50,000 shares sold.